Display screen or portion thereof with icon



The FIGURE is the front view of a display screen or portion thereof with icon showing our new design.

The outer perimeter illustrated by broken lines in the FIGURE depicts a display screen or portion thereof and forms no part of the claimed design. The remaining broken lines in the FIGURE depicts portions of the icon that form no part of the claimed design. 

CLAIM The ornamental design for a display screen or portion thereof with icon, as shown and described. 